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Oprah Winfrey has heard the lesbian rumors, and if they were true, she would tell us.

In a sit-down with ABC's Barbara Walters, Winfrey said her friendship with Gayle King is platonic. She said the gossip that the two are an item annoys her.

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"I'm not even kind of a lesbian," Winfrey says."Why would you want to hide it? That is not the way I run my life."

King, Winfrey said, is simply her best pal.

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"[She's] the mother I never had, the sister everybody would want," Winfrey said. "She is the friend that everybody deserves." Winfrey's eyes moisten and her voice chokes as she adds, "I don't know a better person."

The daytime diva also said she has butterflies about leaving her show to launch a cable channel, the Oprah Winfrey Network.

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"I would wake up in the middle of the night literally like clutching my chest, like, 'What have I done?'" she told Walters.